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The decoding of brain signals recorded via, e.g., an electroencephalogram, using machine learning is key to brain-computer interfaces (BCIs). Stimulation parameters or other experimental settings of the BCI protocol typically are chosen…

神经元与认知 · 定量生物学 2021-09-14 Jan Sosulski , David Hübner , Aaron Klein , Michael Tangermann

Multiband fusion enhances WiFi sensing by jointly utilizing signals from multiple non-contiguous frequency bands. However, in the multi-band WiFi sensing signal model, there are many local optimums in the associated likelihood function due…

信号处理 · 电气工程与系统科学 2023-10-10 Zhixiang Hu , An Liu , Yubo Wan , Tony Xiao Han , Minjian Zhao

Given two data matrices $X$ and $Y$, sparse canonical correlation analysis (SCCA) is to seek two sparse canonical vectors $u$ and $v$ to maximize the correlation between $Xu$ and $Yv$. However, classical and sparse CCA models consider the…

机器学习 · 计算机科学 2017-10-16 Wenwen Min , Juan Liu , Shihua Zhang

The Brain-Computer Interface (BCI) enables direct brain-to-device communication, with the Steady-State Visual Evoked Potential (SSVEP) paradigm favored for its stability and high accuracy across various fields. In SSVEP BCI systems,…

人机交互 · 计算机科学 2025-01-30 Beining Cao , Xiaowei Jiang , Daniel Leong , Charlie Li-Ting Tsai , Yu-Cheng Chang , Thomas Do , Chin-Teng

Decoding visual stimuli from neural responses recorded by functional Magnetic Resonance Imaging (fMRI) presents an intriguing intersection between cognitive neuroscience and machine learning, promising advancements in understanding human…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Jingyuan Sun , Mingxiao Li , Zijiao Chen , Yunhao Zhang , Shaonan Wang , Marie-Francine Moens

An efficient and effective decoding mechanism is crucial in medical image segmentation, especially in scenarios with limited computational resources. However, these decoding mechanisms usually come with high computational costs. To address…

图像与视频处理 · 电气工程与系统科学 2024-05-14 Md Mostafijur Rahman , Mustafa Munir , Radu Marculescu

In this paper, we propose a reduced-complexity optimal modified sphere decoding (MSD) detection scheme for SCMA. As SCMA systems are characterized by a number of resource elements (REs) that are less than the number of the supported users,…

Multi-headed Attention's (MHA) quadratic compute and linearly growing KV-cache make long-context transformers expensive to train and serve. Prior works such as Grouped Query Attention (GQA) and Multi-Latent Attention (MLA) shrink the cache,…

计算与语言 · 计算机科学 2026-03-18 Tomas Figliolia , Nicholas Alonso , Rishi Iyer , Quentin Anthony , Beren Millidge

Canonical Correlation Analysis, CCA, is a widely used multivariate method in omics research for integrating high dimensional datasets. CCA identifies hidden links by deriving linear projections of features maximally correlating datasets.…

统计方法学 · 统计学 2025-10-31 Nuria Senar , Aeilko H. Zwinderman , Michel H. Hof and

We introduce a generalized Spiking Locally Competitive Algorithm (LCA) that is biologically plausible and exhibits adaptability to a large variety of neuron models and network connectivity structures. In addition, we provide theoretical…

最优化与控制 · 数学 2024-07-08 Xuexing Du , Zhong-qi K. Tian , Songting Li , Douglas Zhou

We present a new statistical method to analyze multichannel steady-state local field potentials (LFP) recorded within different sensory cortices of different rodent species. Our spatiotemporal multi-dimensional cluster statistics (MCS)…

In massive machine-type communication (mMTC) applications, a key challenge is joint device activity detection and channel estimation (JADCE) under grant-free random access, as a massive number of devices with sporadic traffic seek to…

信号处理 · 电气工程与系统科学 2026-04-15 Esa Ollila , Majdoddin Esfandiari , Daniel P. Palomar

This paper addresses the challenge of humanoid robot teleoperation in a natural indoor environment via a Brain-Computer Interface (BCI). We leverage deep Convolutional Neural Network (CNN) based image and signal understanding to facilitate…

机器人学 · 计算机科学 2019-08-20 Nik Khadijah Nik Aznan , Jason D. Connolly , Noura Al Moubayed , Toby P. Breckon

The human brain is constantly processing and integrating information in order to make decisions and interact with the world, for tasks from recognizing a familiar face to playing a game of tennis. These complex cognitive processes require…

神经元与认知 · 定量生物学 2019-05-14 Thomas A. Carlson , Tijl Grootswagers , Amanda K. Robinson

The VVC codec is applied to the task of multispectral image (MSI) compression using adaptive and scalable coding structures. In a 'plain' VVC approach, concepts from picture-to-picture temporal prediction are employed for decorrelation…

图像与视频处理 · 电气工程与系统科学 2023-01-11 Philipp Seltsam , Priyanka Das , Mathias Wien

In clinical and biomedical research, multiple high-dimensional datasets are nowadays routinely collected from omics and imaging devices. Multivariate methods, such as Canonical Correlation Analysis (CCA), integrate two (or more) datasets to…

统计方法学 · 统计学 2025-03-20 Nuria Senar , Mark van de Wiel , Aeilko Zwinderman , Michel Hof

Comparing different neural network representations and determining how representations evolve over time remain challenging open questions in our understanding of the function of neural networks. Comparing representations in neural networks…

机器学习 · 统计学 2018-10-25 Ari S. Morcos , Maithra Raghu , Samy Bengio

Decoding cognitive states from functional magnetic resonance imaging is central to understanding the functional organization of the brain. Within-subject decoding avoids between-subject correspondence problems but requires large sample…

图像与视频处理 · 电气工程与系统科学 2025-01-28 Himanshu Aggarwal , Liza Al-Shikhley , Bertrand Thirion

Sparse Code Multiple Access (SCMA) is an enabling code-domain non-orthogonal multiple access (NOMA)scheme for massive connectivity and ultra low-latency in future machine-type communication networks. As an evolved variant of code division…

信息论 · 计算机科学 2021-05-17 Saumya Chaturvedi , Zilong Liu , Vivek Ashok Bohara , Anand Srivastava , Pei Xiao

There are a number of situations in which several signals are simultaneously recorded in complex systems, which exhibit long-term power-law cross-correlations. The multifractal detrended cross-correlation analysis (MF-DCCA) approaches can…

统计金融 · 定量金融 2015-03-19 Zhi-Qiang Jiang , Wei-Xing Zhou